Home / 99,027.24-148,591.92-65,770.32

Finding the Fourth Proportional to 99,027.24, 148,591.92 and 65,770.32

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Solution

The fourth proportional to 99,027.24, 148,591.92 and 65,770.32 is: 98,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,027.24 : 148,591.92 = 65,770.32 : x
  2. Step 2: Convert to fraction form
    99,027.24/148,591.92 = 65,770.32/x
  3. Step 3: Cross multiply
    99,027.24x = 148,591.92 × 65,770.32
  4. Step 4: Simplify right side
    99,027.24x = 9,772,938,127.81
  5. Step 5: Solve for x
    x = 9,772,938,127.81/99,027.24
  6. Step 6: Final answer
    x = 98,689.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.